Door closer



FIG. 1 is a bottom view of the door closer showing my design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a perspective view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a top view thereof.

The features of the door closer shown in broken lines form no part of the claimed design.

The features shown in half tone grayscale at the rear of the door closer form no part of the claimed design. 

CLAIM The ornamental design for a door closer, as shown and described. 